Briggs, D. <br/><br/>
Plant variation and evolution 
D. Briggs and, S.M. Walters. 
 - 3rd ed. 
 - Cambridge  Cambridge University Press  1997 
 - xv, 412p.: ill.; 23cm. 
<br/><br/><label>ISBN: </label>521459184 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany - Variation Plants - Evolution  Plant - Marphology. 
<br/><br/><label>Dewey Class. No.: </label>581.38  / B83P